package com.system.wechat.composite;

public abstract class AbstractMenuItem {
    //增加 商品类目
    protected void addProductItem(AbstractMenuItem item) {
        throw new UnsupportedOperationException("Not Support child add!");
    }
    //移除 商品类目
    protected void delProductChild(AbstractMenuItem item) {
        throw new UnsupportedOperationException("Not Support child remove!");
    }
}
